Pettijohn, F. J. Sedimentary rocks / F. J. Pettijohn. - New York : Harper & Brothers, 1949. - xv, 526 p. : ill ; 24 cm. - Harper's Geoscience series ; . Includes Index. 337 337 Subjects--Topical Terms: Sedimentary rocks. Dewey Class. No.: 552.5 / P453s